package com.lagou.service;



import com.lagou.pojo.Course;

import java.util.List;
import java.util.Map;

public interface CourseService {
    public List<Course> findCourseList();


    public List<Course> findByCourseNameAndStatus(String courseName, String status);


    public String saveCourseSalesInfo(Course course);


    String updateCourseSalesInfo(Course course);


    public Map<String,Integer> updateCourseStatus(Course course);

    public Course findCourseById(int id);


}
